''Geophilus pusillus'' is a
species
In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...
of
soil centipede
Centipedes (from New Latin , "hundred", and Latin , "foot") are predatory arthropods belonging to the class Chilopoda (Ancient Greek , ''kheilos'', lip, and New Latin suffix , "foot", describing the forcipules) of the subphylum Myriapoda, an a ...
in the
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Geophilidae
The Geophilidae are a polyphyletic, cosmopolitan family of soil centipedes in the superfamily Geophiloidea containing the mostly defunct clades Aphilodontidae, Dignathodontidae, Linotaeniidae, Chilenophilinae, and Macronicophilidae. Species ...
found in
Algeria
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, capital = Algiers
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, religi ...
.
It grows up to 11 millimeters in length. The original description of this species is based on ten specimens: five male specimens from Algeria with 31 pairs of legs, and five specimens from
Germany
Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the most populous member state of the European Union. Germany lies between the Baltic and North Sea to the north and the Alps to the sou ...
(four males with 33 leg pairs and one female with 35 leg pairs).
Records from the
Alpstein
The Alpstein are a subgroup of the Appenzell Alps in Switzerland. The Alpstein massif is in Appenzell Innerrhoden, Appenzell Ausserrhoden and St. Gallen.
Despite it being rather low when compared to other Alpine peaks – the highest mountai ...
mountains indicate that ''G. pusillus'' is a soil-dwelling species (burrowing as deep as 30 cm) that prefers humus-rich soil,
but these records deserve confirmation.
Some authorities consider the specimens recorded from
Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located enti ...
to be specimens of ''G. ribauti'' that have been misidentified as specimens of the Algerian species ''G. pusillus''.
References